問題詳情

189  5e4de40f1d354.jpg
What is the result?
(A) Compilation fails due to an error in line 23.
(B) Compilation fails due to an error in line 29.
(C) A ClassCastException occurs in line 29.
(D) A ClassCastException occurs in line 31.
(E) The value of all four objects prints in natural order.

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